3644038

Information

• Patent Grant
• 3644038

• References
• Source

• Patent Number

  3,644,038

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  52 years ago

• CPC

  • G03B27/6278 - Handling single frame negatives

• US Classifications

  • 355 - Photocopying